An automatic crotch cutting device for textile socks and a control method thereof

Abstract

The invention provides an automatic crotch cutting device of a textile pantyhose and a control method thereof. The automatic crotch cutting device of the textile pantyhose comprises a ventilate conveyor belt, a crotch cutting unit, a negative pressure suction unit and a detection unit, wherein the crotch cutting unit comprises a compression pantyhose cylinder, a negative pressure cylinder and a pantyhose cutting knife; a piston end of the compression pantyhose cylinder is connected with a compression pantyhose toe, and a piston end of the negative pressure cylinder is connected with an upper negative pressure head; a lower negative pressure head symmetric to the upper negative pressure head is arranged below the conveyor belt; the negative pressure suction unit comprises an upper negative pressure pipe and a lower negative pressure pipe which are respectively communicated with the upper negative pressure head and the lower negative pressure head; the upper negative pressure pipe and the lower negative pressure pipe are both connected with an air pump; the detection unit comprises a recognizer arranged above the conveyor belt; an output end of the recognizer is respectively electrically connected with a drive motor of the conveyor belt and a control circuit of the compression pantyhose cylinder, the negative pressure cylinder and the pantyhose cutting knife. According to the automatic crotch cutting device of the textile pantyhose and the control method thereof, disclosed by the invention, an upper piece and a lower piece of the welt of the pantyhose are respectively sucked through the negative pressure to open the welt, so that the pantyhose cutting knife can very easily enter the inside of the welt under the dragging of a drag rod to scissor the crotch of the pantyhose, and the automatic crotch cutting can be realized.

Description

[0001] Technical field: [0002] The invention relates to the field of hosiery production and processing equipment, in particular to an automatic crotch cutting device for textile hosiery and a control method thereof. [0003] Background technique: [0004] The production process of stockings is generally as follows: the knitting machine first weaves a plurality of stockings with a length of several tens of meters, and then cuts them according to the length of a single stocking and the length of the crotch to be added, and then according to the length of a single stocking. Cut the bottom deeply, and finally splice and sew the two sock tubes and the crotch piece. For thinner socks, automatic crotch cutting: Generally, the length of the socks is knitted first, and then the socks are placed one by one on the single-station cylinder of the automatic sewing head and crotch cutting machine. The machine will sew the toe and cut the crotch. The trousers are thicker and more shrinkable...

AI Technical Summary

Problems solved by technology

These two patents all need to put a single silk stocking that has been woven on the cylinder of a special device manually, and then sew the head of the stocking and cut the crotch. Tailored stockings, while socks or panties that are tens of meters long, thicker or more elastic, cannot be manipulated

Images